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Amendment made: No. 71, in page 108, line 33, after 'State', insert—
' "trade effluent" includes any liquid (either with or without particles of matter in suspension in it) which is discharged from premises used for carrying on any trade or industry,
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other than surface water and domestic sewage, and for the purposes of this definition any premises wholly or mainly used (whether for profit or not) for agricultural or horticulural purposes or for scientific research or experiment shall be deemed to be premises used for carrying on a trade;'.—[Mr. Denis Howell.]